Some security staff and students noticed the body of Divya, doing her second year B.Com (CA), in the early hours today and immediately alerted college authorities, who in turn informed police.
Fire and Rescue Service personnel along with police, retrieved the body, which had bleeding injuries on nose and ears, police said.
Police has recovered a letter purportedly written by the deceased, who was staying in the hostel, from her room and further investigations were on, they said.